import requests
from bs4 import BeautifulSoup
import feedparser
import logging

logger = logging.getLogger(__name__)

class NewsCollector:
    def __init__(self):
        self.sources = [
            {'url': 'http://finance.sina.com.cn/rss/stock.xml', 'type': 'rss'},
            {'url': 'http://www.cs.com.cn/xml/rss/rss_gsxw.xml', 'type': 'rss'},
            {'url': 'https://xueqiu.com/stock/cata/stocknews.json', 'type': 'api'}  # 新增API源
        ]
        self.headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) ...'}  # 反爬虫
        
    def fetch_news(self):
        """获取实时财经资讯"""
        articles = []
        for source in self.sources:
            try:
                if source['type'] == 'rss':
                    feed = feedparser.parse(source['url'])
                    # 添加发布时间过滤（仅获取当天新闻）
                    articles.extend([(entry.title, entry.summary, entry.published) 
                                   for entry in feed.entries 
                                   if self._is_today(entry.published)])
                elif source['type'] == 'api':
                    response = requests.get(source['url'], headers=self.headers)
                    articles.extend(self._parse_api_response(response.json()))
            except Exception as e:
                logger.error(f"新闻获取失败 {source['url']}: {str(e)}")
        return self._clean_data(articles)
    
    def _is_today(self, date_str):
        # 实现日期判断逻辑
        return True

    def _clean_data(self, raw_data):
        """数据清洗"""
        # 实现去重、关键信息提取等逻辑
        return raw_data 